Details

Time bar (total: 12.3s)

sample35.0ms

Algorithm
intervals
Results
11.0ms256×pre80true
6.0ms256×body80valid

simplify507.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
099
1179
2539
31509
42959
53669
63689
done3689

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.5b

localize16.0ms

Local error

Found 2 expressions with local error:

0.4b
(+ b (+ c d))
2.7b
(+ a (+ b (+ c d)))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
16×add-log-exp
9×sum-log distribute-lft-out
6×fma-def
4×add-sqr-sqrt add-cube-cbrt
2×pow1 add-exp-log +-commutative expm1-log1p-u associate-+r+ flip3-+ add-cbrt-cube flip-+ log1p-expm1-u
Counts
2 → 42
Calls
2 calls:
40.0ms
(+ b (+ c d))
86.0ms
(+ a (+ b (+ c d)))

series82.0ms

Counts
2 → 6
Calls
2 calls:
21.0ms
(+ b (+ c d))
62.0ms
(+ a (+ b (+ c d)))

simplify2.6s

Counts
48 → 48
Iterations

Useful iterations: 2 (108.0ms)

IterNodesCost
060378
1177347
2704333
34191333
done5000333

prune126.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 2.2b

localize15.0ms

Local error

Found 1 expressions with local error:

2.7b
(+ a (+ (+ b c) d))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
11×*-un-lft-identity
10×add-log-exp
6×sum-log distribute-lft-out
3×fma-def
2×add-sqr-sqrt add-cube-cbrt
1×pow1 add-exp-log +-commutative expm1-log1p-u associate-+r+ flip3-+ add-cbrt-cube flip-+ log1p-expm1-u
Counts
1 → 22
Calls
1 calls:
114.0ms
(+ a (+ (+ b c) d))

series46.0ms

Counts
1 → 3
Calls
1 calls:
46.0ms
(+ a (+ (+ b c) d))

simplify2.1s

Counts
25 → 25
Iterations

Useful iterations: 2 (61.0ms)

IterNodesCost
041223
1113210
2479196
33094196
done5000196

prune84.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 2.0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(log1p (expm1 (+ a (+ (+ b c) d))))
0.1b
(expm1 (+ a (+ (+ b c) d)))
2.7b
(+ a (+ (+ b c) d))

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity
12×add-log-exp
6×sum-log distribute-lft-out
4×add-sqr-sqrt add-cube-cbrt log1p-expm1-u
3×pow1 add-exp-log expm1-log1p-u fma-def add-cbrt-cube
1×+-commutative associate-+r+ log1p-udef expm1-log1p flip3-+ log1p-expm1 flip-+ expm1-udef
Counts
3 → 44
Calls
3 calls:
0.0ms
(log1p (expm1 (+ a (+ (+ b c) d))))
0.0ms
(expm1 (+ a (+ (+ b c) d)))
104.0ms
(+ a (+ (+ b c) d))

series173.0ms

Counts
3 → 9
Calls
3 calls:
74.0ms
(log1p (expm1 (+ a (+ (+ b c) d))))
63.0ms
(expm1 (+ a (+ (+ b c) d)))
36.0ms
(+ a (+ (+ b c) d))

simplify2.1s

Counts
53 → 53
Iterations

Useful iterations: 3 (861.0ms)

IterNodesCost
064501
1148458
2573414
33898412
done5000412

prune216.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 2.0b

localize10.0ms

Local error

Found 1 expressions with local error:

2.7b
(+ a (+ (+ b c) d))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
11×*-un-lft-identity
10×add-log-exp
6×sum-log distribute-lft-out
3×fma-def
2×add-sqr-sqrt add-cube-cbrt
1×pow1 add-exp-log +-commutative expm1-log1p-u associate-+r+ flip3-+ add-cbrt-cube flip-+ log1p-expm1-u
Counts
1 → 22
Calls
1 calls:
94.0ms
(+ a (+ (+ b c) d))

series40.0ms

Counts
1 → 3
Calls
1 calls:
39.0ms
(+ a (+ (+ b c) d))

simplify1.7s

Counts
25 → 25
Iterations

Useful iterations: 2 (67.0ms)

IterNodesCost
041223
1113210
2479196
33094196
done5000196

prune62.0ms

Pruning

16 alts after pruning (15 fresh and 1 done)

Merged error: 2.0b

regimes606.0ms

Accuracy

0% (0.8b remaining)

Error of 2.8b against oracle of 2.0b and baseline of 2.8b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
099
1139
done139

end0.0ms

sample1.2s

Algorithm
intervals
Results
348.0ms8000×body80valid
339.0ms8000×pre80true